Why does my 2005 Mercedes Benz S600 not lock?

2005 S600, doors won’t lock and unlock, soft close doors don’t work, rear headrests won’t go down, trunk won’t open. Problem with pneumatic system, auto assist doors don’t work, trunk doesn’t close properly unless you pull switch in hole inside to the left, driver door unlocks much slower than rest. Doors won’t lock or open. Truck does not open.

Why is my smart key not working on my Mercedes S500?

Smart key won’t open door, battery is fine. Can’t unlock doors or trunk from switches inside. Blade key was working fine for several months, now would not totally release drivers door had to get roadside assistance to manually unlock.

Why are the doors not working on my Mercedes S500?

ITS A REOCCURRING PROBLEM, A TEMPORARY FIX FOR MOST OF THE SYSTEM IS REPLACING THE FUSE IF THE PROBLEM CONTINUES FOR ONE ITEM AND NOT THE OTHERS (I.E. THE TRUNK STILL DOESN’T WORK BUT THE DOORS DO.) THEN ITS USUALLY PRESSURIZATION ISSUE AND EVEN THAT CAN BE A SIMPLE FIX IF YOU CAN FIND THE AIR LEAK.

Is the fuse for the central locking pump the same on all W220 S?

Hi, yes all W220 S classes have the same fuse for the central locking pump. If the fuse is good and the reset didn’t work your pump may be bad. Make sure you removed a yellow fuse. It’s easy to miscount the fuse slots.

What are the symptoms of a bad trunk lock actuator?

1. Trunk does not open even after hearing the “click” A trunk lock actuator makes a distinct “clicking” sound when it is activated. One of the major issues that can occur with this device is that the motor will work, but the locking mechanism does not.

Why is my Mercedes Benz door lock not working?

THEN ITS USUALLY PRESSURIZATION ISSUE AND EVEN THAT CAN BE A SIMPLE FIX IF YOU CAN FIND THE AIR LEAK. Auto assist door closing and locking stopped working. Truck has to be manually opened. Patched a leak in the line but still won’t work.

What are the common problems with Mercedes key fobs?

Common Mercedes Key Fob Problems Go to top 1 Mercedes key fob not working after battery change 2 Mercedes remote doesn’t work anymore 3 Keyless remote doesn’t lock/unlock the car 4 Mercedes key fob won’t unlock doors 5 Panic button doesn’t work 6 Trunk unlock doesn’t work

What’s the price of a Mercedes Benz door lock?

Problems with the pneumatic system can cause closing assist and door lock issues. The average cost for a Mercedes-Benz S500 General Diagnosis is between $143 -$180. Learn More The central locking system does not work from the smartkey nor from the interior buttons.

How many locking fuel doors are left in stock?

Only 5 left in stock – order soon. . Only 6 left in stock (more on the way). . . Only 3 left in stock – order soon. . Only 5 left in stock (more on the way).

When did Mercedes Benz stop making the SL500?

There are three major versions of the SL500, the first from 1990 – 1995, the best version from 1996 – 1998 and the final cost-reduced version from 1999 through 2002.

What did the Mercedes SL500 R129 do in 1998?

The 1998 adds an alphanumeric display to the dashboard and a remote control with more buttons. The 1998 also introduced computer prediction of service intervals. In the 1998 and newer you can go about 12,000 miles between services depending on how the computer thinks you are driving.

Where is the vacuum pump on a Mercedes?

However, sometimes it’s simply more effective to replace the actuators themselves. On most Mercedes models utilizing vacuum locking systems, the vacuum pump is located beneath the front passenger side of the vehicle. The point of this pump is to suck in and blow out air that controls the door locking mechanism.

Are there any problems with the Mercedes vacuum door lock?

Luckily, not all shops operate this way. One of the common issues that are present in a range of Mercedes vehicles is problems with the vacuum door locks. Vacuum door locks were invented decades ago, and remain a part of many vehicle designs today.

Are there any Mercedes S500 central locking vacuum pumps left?

Only 1 left! 1992 – 1999 Mercedes S-Class Central Door Locking Vacuum Pump 140 800 0848 OEM ! (Fits: Mercedes-Benz S500) Only 1 left! 2001 – 2003 Mercedes S-Class Central Locking Vacuum Pump Unit 0 132 006 32 OEM !

Is there a problem with my Mercedes door lock?

When taken to a Mercedes specialist, this issue can be relatively easily-isolated. Vacuum door locking systems have been used in many Mercedes models for many years. Because of this, it is typical for older Mercedes models to run into issues with the various system components.

How to check the lock on a Mercedes W123?

Make sure the driver’s side door is closed, and turn the key to the lock position. Pull a vacuum of 10 to 15Hg; all the doors on the car should lock. Wait about 5 minutes to see if the lock side of the system holds. Make note of the results.

Where is the central locking system on a Mercedes?

The locks are vacuum operated. The pump is next to the battery under rear seat. Do you hear the pump starting when you press the remote, or dash button? 1994 E320 Wagon,1999 E320 Wagon,2000 E 320 Wagon, MGB Track/Rally, ,1988 300E ,more…. Resolved his problem.

What happens if my door lock does not work?

Power door locks do not function Another symptom of a potential problem with the door lock actuators are power door locks that do not function. If the door lock actuators fail, they will disable the power door lock feature from working.

What causes a door lock actuator to stop working?

If the actuators have any sort of internal or wiring issue, it may cause them to rapidly lock and unlock unexpectedly, or cause them to function intermittently. 3. Power door locks do not function Another symptom of a potential problem with the door lock actuators are power door locks that do not function.

Why does my sled shut off when it gets warm?

I have heard of wiring shorts acting like this (especially on ski-doo) when the harness gets warm it expands and contacts the bulkhead, then shrinks enough when cold to lose contact. Check the harness for worn spots which could cause a short. it gets spark when this happens but its very weak. this help give you any idea as to what it is?

When does the sled shut off on a snowmobile?

I bought my first sled 2 weeks ago and for the short time I got to ride it I loved it.

What does the central locking pump do on a 1999 S500?

In your 99 model, the central locking pump has nothing to do with closing the trunk. Closing is performed by the closing assist pump in the trunk.

What to do if your central locking system is not working?

If the fuse does not do it, take a picture of the unit and mark and number all the lines going to the unit. Open the Unit and see if the motor is burnt. (won’t turn) Look into the back of the motor with a light. If it looks burnt, you’ll need to remove it.

Where is the fuse for the central locking system?

It uses a $10.00 Johnson Electric motor that’s impossible to get an exact replacement. The fuse is under the back seat near the pump unit. 7.5amp I think. If you pull the 25amp fuse, you’ll need to reset the system!!!

Where is the fuse for the central locking system on a 2001 Mercedes CL500?

Where is the fuse for the central locking system on a 2001 mercedes cl500. somebody said it was under the rear seat but Where is the fuse for the central locking system on a 2001 mercedes cl500. somebody said it was under the rear seat – Answered by a verified Mercedes Mechanic We use cookies to give you the best possible experience on our website.

How much does a Mercedes Benz S500 cost?

The average cost for a Mercedes-Benz S500 General Diagnosis is between $143 -$180. Learn More The central locking system does not work from the smartkey nor from the interior buttons.

Why does my rear door lock not work?

The rear doors will not unlock but if you unlock them manually when you drive the car they will lock. Fuel door lock will only work to lock and will.not unlock. Can any one help with my problem?

Is the key fob on my SL500 not working?

My 2003 SL500 has Keyless Go (Key fob). The touch sensor on the drivers door was intermittent for about a month and has now stopped working. The passenger door touch sensor was working fine but has also stopped working. The doors unlock if I pull the handle gently.

What are the problems with a Mercedes Benz?

Top 5 Mercedes-Benz no start problems 1 Engine Click, No Start 2 Engine Dies Right After It Starts 3 Car turns over, but it won’t start 4 The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery 5 Key will not turn the ignition More …

Why does my Mercedes Benz S600 not start?

While there are a variety of reasons your Mercedes-Benz S600 won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter. How is a no-start diagnosis fixed?

Why is my Mercedes Benz gear shift stuck?

Gear shift stuck is one of the most common problems with Mercedes-Benz cars. Unfortunately, looking to see if the brake lights turns on while you press the brake pad, is not a good test to tell if the brake light switch is working properly.

Why is the brake light switch on my Mercedes not working?

If you don’t see the letters on the cluster change from P to R to N, it is a good sign that the gear selector module is defective. You can buy a new brake light switch on Amazon for less than $15 USD, just do a search for Mercedes-Benz Brake Light Switches.

What should I do if my Mercedes key fob is not working?

If you need a replacement battery note that Mercedes-Benz uses CR2025 battery type. Ensure you have new batteries in your key fob. Next, look carefully at your Mercedes-Benz key. When you press the button on your key you should see a small RED led light. The light should light up every time you press any of the buttons (Lock, Unlock, Panic, Trunk).

What does the safety feature on a Mercedes do?

Mercedes-Benz cars that are equipped with automatic transmission have a gear selector shifter interlock safety feature. This safety feature locks the shifter in Park when you turn off the ignition. If you need to move the shifter out of Park and into Drive, you need to reinsert the key into the ignition and turn it to position I or II.

What to do if your Mercedes SL Class R129 is running rough?

Check your charging system. If your engine is running rough and misfiring you may need to change your cap, rotors and wires. If your valve cover gaskets are leaking we will show you how to replace them. Engine running lean/rough. Maybe you have a vacuum leak. If you engine is only running on one bank of cylinders you may have a bad coil.

Why does my Mercedes SL Class make a clicking noise?

Uneven tire wear and unusual handling in turns can be caused by worn suspension links. Check your rear rearward upper link. A light clicking noise from your rear suspension over bumps can be the result of worn sway bar links. Is your rear ride height lower than normal or do you want to install lowering springs?

What happens if you open the hardtop on a Mercedes SL500?

If either of these are open, the retractable hardtop cannot operate. Once the lid and cover are shut, the hardtop switch may be used. Start the vehicle’s engine, and let the car run while you open or close the hardtop. The hardtop does not operate if the car’s battery voltage is too low.

How does the soft close latch on a Mercedes work?

The problem with our cars is that the soft close latch is operated by air, and if there is a leak anywhere in the system, the pump times out, and the soft close function ceases to work until the system is reset. So, on the latch mechanism, there are 4 air ports that mercedes plugged with small ball bearings.

Why does my car door not unlock with the remote?

If your car door does not lock or unlock with the remote or power button it is very likely that you have bad door lock actuator. There could be many reasons why your door may not lock or unlock, that is why we decided to make a video and show you how to test your door lock actuator so you know for sure if your door lock actuator is bad or good.

How do you sync the remote on a Mercedes?

Instructions on how to sync Mercedes remote: Insert the key into the ignition. Quickly remove key from ignition and within 10 seconds hold down the lock button. Continue holding the lock button, and at the same time press, the unlock button five times. Next release all buttons and press the gate/trunk button one time.

How can I tell if my key fob remote is bad?

When you press the button on your key you should see a small RED led light. The light should light up every time you press any of the buttons (Lock, Unlock, Panic, Trunk). Does the red LED light turn on? If the light doesn’t turn on, then you have a bad key fob remote.

How do you unlock the trunk of a Mercedes Benz?

Connect a jump box positive terminal to the positive terminal and the negative jumper cable to a ground point or frame. Alternativly instead of a jumper cable Now you can press the Lock/Unlock buttons on your Mercedes-Benz key fob remote to unlock the car or the trunk.

Why does my front door lock keep jamming?

Also, a broken bolt or latch that causes your door lock to jam might be a symptom of a much larger issue, like an attempted home break-in. Although deadbolts can withstand a good amount of force, they are not immune to such attacks.

Is it bad to ignore a door lock problem?

In some cases, door lock problems will leave your security vulnerable and open to attack. Before we begin, allow me to reiterate. Do not ignore any of the door lock problems that will be discussed below. Failing to pay attention to the status of your door locks can have some very serious consequences.

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